Flow price: --
e69470cb3ebd94e6efaeee8a91269b639978b72fb0283ec7d44eb7943c39c1ee

Transaction

Hash: e69470cb3ebd94e6efaeee8a91269b639978b72fb0283ec7d44eb7943c39c1ee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e69470cb3ebd94e6efaeee8a91269b639978b72fb0283ec7d44eb7943c39c1ee:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e69470cb3ebd94e6efaeee8a91269b639978b72fb0283ec7d44eb7943c39c1ee
Status:
ERROR
Block height:
39957920
Block id:
1fbdb67c24aea35e1806adf4339b43ce8aab2cc80d3eff9a6b2bcf3bc10cf66c
Timestamp:
Sunday 30 October 2022 at 00:56:19 UTC
()
Proposer:
Authorizers:
Gas used:
52